If you loved how Brion Brandd is driven by a single-minded mission to save a doomed planet in Planet of the Damned, you'll be hooked by Gully Foyle's relentless quest for revenge and survival in The Stars My Destination. This novel packs the same urgency and forward momentum, with a protagonist who will stop at nothing to achieve his goal.

If you enjoyed the fascinating depiction of Anvhar and Dis in Planet of the Damned, with their radically different customs and social structures, you'll find The Dispossessed equally rewarding. Le Guin offers a rich, immersive look into the contrasting worlds of Urras and Anarres, delving deep into how environment shapes culture and identity.

If you were captivated by Brion's use of logic, biology, and adaptation to tackle planetary challenges in Planet of the Damned, you'll love Mission of Gravity. Hal Clement's classic is built around rigorous scientific puzzles and a vividly imagined, physically extreme alien world, where survival depends on understanding the harsh realities of the environment.

If the breakneck pace and constant sense of crisis in Planet of the Damned kept you turning pages, then Stand on Zanzibar will do the same. Brunner's sprawling narrative delivers a world on the brink, with bursts of action and tension as society faces ecological and political collapse.

If the clash between Anvhar and Dis resonated with you—especially the way planetary environments affect societies and values—you'll appreciate The Word for World is Forest. Le Guin explores the relationship between colonizers and the indigenous Athsheans, with a powerful focus on environmental balance and the consequences of ecological exploitation.